Bathing region · Nederland
Overijssel
Overijssel has 50 officially assessed bathing waters, 40 of them currently rated excellent water quality by the EEA (last updated July 2026).
Excellent 40Good 6Sufficient 3Poor 1
Overijssel in the Netherlands has 51 official bathing sites, all located on lakes. Every one of the 51 sites has been officially assessed: 42 out of 51 are rated excellent, 5 good, 2 sufficient, and 2 poor. The region is characterised by calm inland waters set within a flat, green landscape. On nextlake.eu, all bathing sites can be filtered and explored using current water quality data.